code: def check_thread_status(tasks):
      """check the status of all threads"""
      for t in tasks:
          if t.is_alive():
              log.info(f"thread {t.name} is still running")
          else:
              log.info(f"thread {t.name} is not running")
  
file_path: milvus/tests/python_client/chaos/chaos_commons.py
imports: import os
  import threading
  import time
  import glob
  from chaos import constants
  from yaml import full_load
  from utils.util_log import test_log
  from delayed_assert import expect
  import pytest
label_desc: Use image node_id 5 for calling a global function with example usage: check_thread_status(tasks) without return types